# load data

load("前導")
load("中之")
load("河道")

https://i.imgur.com/2YkZgr7.jpg https://i.imgur.com/KOLO2vZ.jpg https://i.imgur.com/z3lvNXf.jpg https://i.imgur.com/SG9XIAX.jpg https://i.imgur.com/tsSfOVQ.jpg https://i.imgur.com/lecYLQs.jpg https://i.imgur.com/NVUnICS.jpg https://i.imgur.com/UADK1zP.jpg https://i.imgur.com/PecbzBM.jpg